A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.
Classification: Gaskets, washers and other seals, of vulcanized rubber other than hard rubber
NSN 5855-00-797-8217
NSN 5990-00-277-3763
NSN 6685-01-597-4755
NSN 5930-01-254-3819
NSN 5998-00-494-0898
NSN 5945-01-096-1390
NSN 6320-01-072-2073
NSN 6110-01-483-5102
NSN 6620-00-911-6747
NSN 6620-01-126-7871
NSN 5925-00-361-1943
NSN 4140-01-194-8291